Returns the 160-bit hash of PUBKEY.
For example, the Bitcoin genesis block's output public key, seen in its transaction output scriptPubKey, starts with
04678afdb0fe..., and its hash is 62E907B15CBF27D5425399EBF6F0FB50EBB88F18, corresponding to address 1A1zP1eP5QGefi2DMPTfTL5SLmv7DivfNa.
/q/hashpubkey/PUBKEY